diff options
Diffstat (limited to 'drivers/usb/core')
-rw-r--r-- | drivers/usb/core/hcd-pci.c | 15 | ||||
-rw-r--r-- | drivers/usb/core/hcd.h | 1 | ||||
-rw-r--r-- | drivers/usb/core/message.c | 11 |
3 files changed, 10 insertions, 17 deletions
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c index c54fc40458b1..a4301dc02d27 100644 --- a/drivers/usb/core/hcd-pci.c +++ b/drivers/usb/core/hcd-pci.c @@ -298,19 +298,6 @@ int usb_hcd_pci_suspend(struct pci_dev *dev, pm_message_t message) EXPORT_SYMBOL_GPL(usb_hcd_pci_suspend); /** - * usb_hcd_pci_resume_early - resume a PCI-based HCD before IRQs are enabled - * @dev: USB Host Controller being resumed - * - * Store this function in the HCD's struct pci_driver as .resume_early. - */ -int usb_hcd_pci_resume_early(struct pci_dev *dev) -{ - pci_restore_state(dev); - return 0; -} -EXPORT_SYMBOL_GPL(usb_hcd_pci_resume_early); - -/** * usb_hcd_pci_resume - power management resume of a PCI-based HCD * @dev: USB Host Controller being resumed * @@ -333,6 +320,8 @@ int usb_hcd_pci_resume(struct pci_dev *dev) } #endif + pci_restore_state(dev); + hcd = pci_get_drvdata(dev); if (hcd->state != HC_STATE_SUSPENDED) { dev_dbg(hcd->self.controller, diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h index 5b94a56bec23..f750eb1ab595 100644 --- a/drivers/usb/core/hcd.h +++ b/drivers/usb/core/hcd.h @@ -257,7 +257,6 @@ extern void usb_hcd_pci_remove(struct pci_dev *dev); #ifdef CONFIG_PM extern int usb_hcd_pci_suspend(struct pci_dev *dev, pm_message_t msg); -extern int usb_hcd_pci_resume_early(struct pci_dev *dev); extern int usb_hcd_pci_resume(struct pci_dev *dev); #endif /* CONFIG_PM */ diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 31fb204f44c6..49e7f56e0d7f 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -653,7 +653,7 @@ int usb_get_descriptor(struct usb_device *dev, unsigned char type, if (result <= 0 && result != -ETIMEDOUT) continue; if (result > 1 && ((u8 *)buf)[1] != type) { - result = -EPROTO; + result = -ENODATA; continue; } break; @@ -696,8 +696,13 @@ static int usb_get_string(struct usb_device *dev, unsigned short langid, USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, (USB_DT_STRING << 8) + index, langid, buf, size, USB_CTRL_GET_TIMEOUT); - if (!(result == 0 || result == -EPIPE)) - break; + if (result == 0 || result == -EPIPE) + continue; + if (result > 1 && ((u8 *) buf)[1] != USB_DT_STRING) { + result = -ENODATA; + continue; + } + break; } return result; } |